Keyboard instrument



FIG. 1 is a top perspective view of a keyboard instrument in accordance with the invention;

FIG. 2 is a front view of the keyboard instrument shown in FIG. 1;

FIG. 3 is a right side elevational view of the keyboard instrument shown in FIG. 1;

FIG. 4 is a rear view of the keyboard instrument shown in FIG. 1;

FIG. 5 is a left side elevational view of a keyboard instrument shown in FIG. 1;

FIG. 6 is a top elevation view of the keyboard instrument shown in FIG. 1;

FIG. 7 is a bottom elevation view of the keyboard instrument shown in FIG. 1; and,

FIG. 8 is a bottom perspective view of the keyboard instrument shown in FIG. 1. 

CLAIM The ornamental design for a keyboard instrument, as shown and described. 